Fern green is a gorgeous new color from Swarovski. Added, because Swarovski understands the trend towards leading a more organic life, this beautiful color is reminiscent of nature and the tranquility of the outdoors. The 5328 XILION bicone is a popular shape and offers a touch of visual intrigue to your designs thanks to its faceting and angular shape. he SWAROVSKI ELEMENTS style 5301 faceted bicones are being replaced with the innovative XILION cut, which features an increased number of alternating large and small facets. Now known as the 5328 XILION cut bicone, the new design creates higher brilliance and is sure to be a fabulous addition to your beaded designs.